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Amy Rachel Betz
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Proceedings Papers

Frost Formation on Aluminum and Hydrophobic Surfaces

Mohammad Rejaul Haque, Amy Rachel Betz
Proc. ASME. ICNMM2018, ASME 2018 16th International Conference on Nanochannels, Microchannels, and Minichannels, V001T04A001, June 10–13, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2018-7609
https://doi.org/10.1115/ICNMM2018-7609
View Paper titled, Frost Formation on Aluminum and Hydrophobic Surfaces
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Topics: Aluminum, Freezing, Drops, Delays, Ice, Coating processes, Coatings, Temperature, Air conditioning, Aircraft
Proceedings Papers

Theoretical and Experimental Analysis of Increasing Pressure During Pool-Boiling

Smreeti Dahariya, Amy Rachel Betz
Proc. ASME. ICNMM2018, ASME 2018 16th International Conference on Nanochannels, Microchannels, and Minichannels, V001T03A001, June 10–13, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2018-7673
https://doi.org/10.1115/ICNMM2018-7673
View Paper titled, Theoretical and Experimental Analysis of Increasing Pressure During Pool-Boiling
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Topics: Experimental analysis, Pool boiling, Pressure, Bubbles, Nucleation (Physics), Boiling, High pressure (Physics), Water, Boilers, Boundary layers
Proceedings Papers

Atmospheric Condensation Performance of Plain Copper and Graphene Oxide Coated Copper Surfaces

Mohammad Rejaul Haque, Amy Rachel Betz
Proc. ASME. ICNMM2018, ASME 2018 16th International Conference on Nanochannels, Microchannels, and Minichannels, V001T06A002, June 10–13, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2018-7610
https://doi.org/10.1115/ICNMM2018-7610
View Paper titled, Atmospheric Condensation Performance of Plain Copper and Graphene Oxide Coated Copper Surfaces
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Topics: Condensation, Copper, Graphene, Drops, Water, Water harvesting, Aerospace industry, Atmospheric pressure, Carbon, Condensed matter
Proceedings Papers

Numerical Study of Natural Convection Heat Transfer Over a Cooling Stage

Mohammad Rejaul Haque, Amy Rachel Betz
Proc. ASME. IMECE2017, Volume 8: Heat Transfer and Thermal Engineering, V008T10A013, November 3–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2017-71868
https://doi.org/10.1115/IMECE2017-71868
View Paper titled, Numerical Study of Natural Convection Heat Transfer Over a Cooling Stage
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Topics: Cooling, Heat transfer, Natural convection, Flow (Dynamics), Rayleigh number, Buoyancy, Boundary-value problems, Condensation, Convection, Fluids
Proceedings Papers

Heat Transfer Enhancement by Insertion of Vortex Generators in Electronic Chip Cooling: A Numerical Study

Mohammad Rejaul Haque, Amy Rachel Betz
Proc. ASME. ICNMM2017, ASME 2017 15th International Conference on Nanochannels, Microchannels, and Minichannels, V001T05A001, August 27–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2017-5523
https://doi.org/10.1115/ICNMM2017-5523
View Paper titled, Heat Transfer Enhancement by Insertion of Vortex Generators in Electronic Chip Cooling: A Numerical Study
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Topics: Cooling, Generators, Heat transfer, Vortices, Reynolds number, Computational fluid dynamics, Heat transfer coefficients, Pressure drop, Convection, Copper
Proceedings Papers

Condensation Dynamics and Droplet Size Distribution

Mohammad Rejaul Haque, Chuang Qu, Edward C. Kinzel, Amy Rachel Betz
Proc. ASME. ICNMM2017, ASME 2017 15th International Conference on Nanochannels, Microchannels, and Minichannels, V001T09A002, August 27–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2017-5562
https://doi.org/10.1115/ICNMM2017-5562
View Paper titled, Condensation Dynamics and Droplet Size Distribution
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Topics: Condensation, Drops, Dynamics (Mechanics), Silicon, Temperature, Water, Aerospace industry, Columns (Structural), Dehumidification, HVAC equipment
Journal Articles

Boiling Performance of Graphene Oxide Coated Copper Surfaces at High Pressures

Nanxi Li, Amy Rachel Betz
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2017, 139(11): 111504.
Paper No: HT-16-1639
https://doi.org/10.1115/1.4036678
Published Online: June 21, 2017
View Article titled, Boiling Performance of Graphene Oxide Coated Copper Surfaces at High Pressures
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Topics: Boiling, Bubbles, Copper, Graphene, Water, Pressure, Coatings, Drops, Condensation
Proceedings Papers

Effect of Open Micro-Channels on External Condensation Heat Transfer

Brandon Hulet, Andres Martinez, Melanie Derby, Amy Rachel Betz
Proc. ASME. ICNMM2016, ASME 2016 14th International Conference on Nanochannels, Microchannels, and Minichannels, V001T04A005, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2016-8062
https://doi.org/10.1115/ICNMM2016-8062
View Paper titled, Effect of Open Micro-Channels on External Condensation Heat Transfer
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Topics: Condensation, Heat transfer, Microchannels, Film condensation, Flux (Metallurgy), Heat, Heat transfer coefficients, Condensers (steam plant), Film thickness, Fins
Proceedings Papers

Critical Heat Flux of Graphene Coated Copper Surface at High Pressures

Nanxi Li, Amy Rachel Betz
Proc. ASME. ICNMM2015, ASME 2015 13th International Conference on Nanochannels, Microchannels, and Minichannels, V001T04A030, July 6–9, 2015
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2015-48509
https://doi.org/10.1115/ICNMM2015-48509
View Paper titled, Critical Heat Flux of Graphene Coated Copper Surface at High Pressures
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Topics: Copper, Critical heat flux, Graphene, Pressure, Cylinders, Fluids, Heat flux, Pool boiling, Atmospheric pressure, Boiling
Proceedings Papers

High Pressure Pool Boiling on a Hydrophobic Surface

Nanxi Li, Amy Rachel Betz
Proc. ASME. IMECE2014, Volume 8B: Heat Transfer and Thermal Engineering, V08BT10A064, November 14–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2014-38250
https://doi.org/10.1115/IMECE2014-38250
View Paper titled, High Pressure Pool Boiling on a Hydrophobic Surface
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Topics: High pressure (Physics), Pool boiling, Copper, Boiling, Bubbles, Coating processes, Coatings, Heat transfer, Heat transfer coefficients, Nucleation (Physics)
Proceedings Papers

Design and Fabrication of an Experimental Facility for High-Pressure Pool Boiling

Nanxi Li, Amy Rachel Betz
Proc. ASME. POWER2014, Volume 2: Simple and Combined Cycles; Advanced Energy Systems and Renewables (Wind, Solar and Geothermal); Energy Water Nexus; Thermal Hydraulics and CFD; Nuclear Plant Design, Licensing and Construction; Performance Testing and Performance Test Codes; Student Paper Competition, V002T11A004, July 28–31, 2014
Publisher: American Society of Mechanical Engineers
Paper No: POWER2014-32107
https://doi.org/10.1115/POWER2014-32107
View Paper titled, Design and Fabrication of an Experimental Facility for High-Pressure Pool Boiling
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Topics: Design, High pressure (Physics), Manufacturing, Pool boiling, Boiling, Copper, Pressure, Refrigerants, Water, Atmospheric pressure
Proceedings Papers

The Effect of Mixed Hydrophilic and Hydrophobic Surfaces on Frost Nucleation and Growth

Alexander S. Van Dyke, Amy Rachel Betz
Proc. ASME. IMECE2013, Volume 8C: Heat Transfer and Thermal Engineering, V08CT09A009, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62620
https://doi.org/10.1115/IMECE2013-62620
View Paper titled, The Effect of Mixed Hydrophilic and Hydrophobic Surfaces on Frost Nucleation and Growth
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Topics: Nucleation (Physics), Aeronautics, Delays, Electric power transmission, Engineering systems and industry applications, Freezing, Phase transition temperature, Refrigeration, Shapes, Surface roughness
Proceedings Papers

Nano-Engineered Surfaces With Heterogeneous Wettability for Boiling Heat Transfer Enhancement

Amy Rachel Betz, James Jenkins, Chang-Jin C. J. Kim, Daniel Attinger
Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 1, 63-67, June 19–22, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2011-58141
https://doi.org/10.1115/ICNMM2011-58141
View Paper titled, Nano-Engineered Surfaces With Heterogeneous Wettability for Boiling Heat Transfer Enhancement
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Topics: Boiling, Critical heat flux, Heat transfer, Heat transfer coefficients, Manufacturing, Pool boiling, Water, Wetting
Proceedings Papers

Bubble Injection to Enhance Heat Transfer in Microchannel Heat Sinks

Amy Rachel Betz, Daniel Attinger
Proc. ASME. IMECE2009, Volume 9: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B and C, 1681-1690, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-11972
https://doi.org/10.1115/IMECE2009-11972
View Paper titled, Bubble Injection to Enhance Heat Transfer in Microchannel Heat Sinks
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Topics: Bubbles, Heat sinks, Heat transfer, Microchannels, Flow (Dynamics), Heat, Cooling, Flux (Metallurgy), Laminar flow, Pressure drop